Journal of Quantitative Criminology, Vol. 30, No. 1 (March 2014), pp. 97-112 (16 pages) Objectives Place-based policing experiments have led to encouraging findings regarding the ability of the police ...

In a randomized complete block design (RCBD), each level of a "treatment" appears once in each block, and each block contains all the treatments. The order of treatments is randomized separately for ...

Introductory quantitative skills required to conduct experimental research and analyze resulting data. Principles of measurement, modeling of experimental data, and statistical design of experiments.

Sound experimental design is of vital importance when conducting any scientific experiment. Choices made at the design stage have the potential to drastically impact the results of any study. A strong ...

Methods for designing and analyzing industrial experiments. Blocking; randomization; multiple regression; factorial and fractional factorial experiments; response surface methodology; Taguchi’s robust ...

Data collection is sometimes performed without considering the effect poorly collected data has in the strength of statistical conclusions. When researchers properly design an experiment, they are ...

Research by Huck and McLean (1975) demonstrated that the covariance-adjusted score is more powerful than the simple difference score, yet recent reviews indicate researchers are equally likely to use ...